"Resources and tools for difficult CTF (Capture The Flag) cybersecurity challenges" matching MCP connectors:

Concierge for AI agents: takes action in the physical world — book, order, register, resolve.

Public, read-only MCP over the complete 64-hexagram I Ching corpus. Deterministic lookup only.

I Ching hexagram casts, 64 hexagram meanings and changing lines for AI agents.

Vedic kundli, panchang, dashas, nakshatras and KP charts for AI agents, one API key.

Official MCP server of Origine Paris: recycled gold and IGI-certified lab-grown diamond jewellery.

A one-stop creative pipeline for AI agents: generate, upscale, enrich, sign, store, mint. 24 paid MCP tools powered by Stable Diffusion, Imagen 3, ESRGAN, and Gemini — plus 53K+ museum artworks from Alexandria Aeternum. Three payment rails, volume discounts, and a free trial to start.

Search Shakespeare monologues, plays, paraphrases and summaries from shakespeare-monologues.org

Read-only access to the Islam West Africa Collection via Hugging Face datasets.

Agent integration with the Northwestern University Libraries Digital Collections API

Agenda Rio — events and cultural agenda for Rio de Janeiro: shows, exhibitions, and things to do.

Agenda SP — events and cultural agenda for São Paulo: shows, exhibitions, and things to do.

One Cosmic Score from 26 divination systems (BaZi, Vedic, Western...) for a birth date

Art provenance intelligence — 282K-node knowledge graph with cited answers and honest gaps.

Search 2,500+ curated architecture, design, photography and art projects. Free tier, no signup.

MCP server for Project Gutenberg — 75,000+ public-domain ebooks with full plain-text retrieval.

Korean Four Pillars (Saju/BaZi) calculator: pillars, elements, ten gods, sinsal, luck cycles.

Japan data tools for AI agents: calendar (rokuyo), address, name splitting, corporate number lookup

Contemplative reasoning with Lotus Sutra wisdom framework and ext-apps visualization.

Elder Futhark rune meanings, scholarly articles & book reviews, plus the runescript builder.

Read-only semantic search over Vedic scripture verses, commentaries, and recorded lectures.